Cisco Nexus 93180YC-EX
5.0Editor score
Forty-eight 25G SFP+ ports
Six 100G QSFP28 uplinks
Layer-three data-center platform
In this guide
A 25GbE switch with SFP28 ports sits at the practical midpoint between mainstream 10GbE infrastructure and costlier 100GbE data-center fabrics. The right model can accelerate NAS transfers, virtualized workloads, media pipelines, and server aggregation while giving administrators a clear path toward higher-speed uplinks.
This guide compares the ten supplied switches by examining SFP28 availability, copper and optical port mix, switching capacity, layer-three or web-management capabilities, congestion-control features, rack design, and likely deployment role. It also distinguishes true 25GbE SFP28 systems from models included as adjacent options.
Each entry highlights the strongest use case, practical advantages, and important limitations. The list spans managed data-center platforms, refreshed enterprise equipment, rack-mounted aggregation switches, and multi-gigabit alternatives, so the right choice depends on port needs, management preferences, and expansion plans. Prices can change.
Top 3 Picks for Best 25GbE Switches with SFP28 Ports
UniF Switch Pro Aggregation
4.8Editor score
Four 25G SFP28 ports
Twenty-eight 10G SFP+ ports
760Gbps switching capacity
TRENDnet TEG-S50284
4.8Editor score
Twenty-four 2.5G ports
Four 10G SFP+ ports
One-rack metal housing
Top 10 Best 25GbE Switches with SFP28 Ports in 2026 Compared
The comparison below covers every listed model, separating genuine 25GbE SFP28 options from switches that provide useful adjacent multi-gigabit or aggregation capabilities. Review port counts, uplinks, management, and physical design before choosing the platform that matches your network.
ProductsSpecificationsEditor scorePrice
Editor's Choice
QNAP QSW-M7230-2X4F24T-US
Four 25G SFP28 ports
Two 100G QSFP28 ports
Twenty-four 10G RJ45 ports
Layer 3 Lite managed
Editor's Choice
TRENDnet TEG-S50284
Twenty-four 2.5G ports
Four 10G SFP+ ports
120Gbps switching capacity
One-rack metal chassis
4.8Editor score
Best Premium
Cisco Nexus 92160YC-X
Forty-eight 25G SFP28 ports
Six QSFP28 uplink ports
Dual AC power
Refreshed enterprise hardware
MikroTik CRS520-4XS-16XQ-RM
Twenty-eight SFP28 ports
Four 25G SFP28 ports
Sixteen 100G WSFP28 ports
Quad-core 2GHz processor
4.6Editor score
UniF Switch Pro Aggregation
Four 25G SFP28 ports
Twenty-eight 10G SFP+ ports
760Gbps switching capacity
Layer 3 managed switching
Dell PowerSwitch N3224P-ON
Four 25G SFP28 ports
Two 100G QSFP28 ports
PoE++ access ports
Managed one-rack design
TRENDnet TEG-3284WS
Twenty-four 2.5G ports
Four 10G SFP+ ports
Web smart management
Cloud remote management
3.4Editor score
MikroTik CRS518-16XS-2XQ-RM
Sixteen SFP+ ports
Two QSFP28 ports
650MHz processing
Sixty-four megabyte memory
4.5Editor score
Cisco Nexus 93180YC-EX
Forty-eight 25G SFP+ ports
Six 100G QSFP28 ports
3.6Tbps switching capacity
Back-to-front airflow
5.0Editor score
D-Link DGS-1210-28
Twenty-four Gigabit ports
Four Gigabit SFP ports
Layer 2+ management
Fanless rack-mount chassis
4.4Editor score
1. QNAP QSW-M7230-2X4F24T-US – Best Balanced 25GbE Platform
QNAP QSW-M7230-2X4F24T-US
Four 25G SFP28 ports
Two 100G QSFP28 uplinks
Twenty-four 10G RJ45 ports
Layer 3 Lite managed
The QNAP QSW-M7230-2X4F24T-US combines four 25GbE SFP28 ports, two 100GbE QSFP28 ports, and twenty-four 10GbE RJ45 ports in one top-of-rack platform. Its standout quality is the balanced mix of access and uplink options. That makes it especially attractive for AI clusters, dense NAS installations, virtualization hosts, SAN environments, and media workflows that need more than a conventional access switch.
Pros
- Mixed copper and optical access
- Native 100G backbone uplinks
- RoCE-oriented congestion controls
- Useful static-routing features
Cons
- Four SFP28 access ports
- No supplied customer rating
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Layer 3 Lite management expands the usefulness of the hardware. Its web interface supports IPv4 and IPv6 static routing, VLANs, QoS, and bandwidth controls, allowing administrators to segment traffic and control congestion without deploying a separate routing platform for basic aggregation duties. Priority Flow Control and Explicit Congestion Notification are especially relevant to loss-sensitive traffic, including RoCEv2-oriented deployments.
The trade-off is that only four ports are dedicated to 25GbE SFP28 connectivity. Organizations with many 25GbE servers may find that capacity restrictive and look toward the Cisco or MikroTik options with larger SFP28 populations. No customer rating is supplied, and buyers should confirm software compatibility, transceiver support, and licensing details for their exact environment.
This is the strongest balanced recommendation for a new deployment that needs both 10GbE copper access and high-speed optical expansion. Choose it when congestion control, mixed media, and 100G uplink readiness matter more than maximizing the number of 25G ports. Verify cable, optics, and software requirements before purchase.
A Balanced Mix for Modern Racks
Twenty-four 10GbE copper ports make this practical for servers that do not all require 25GbE, while four SFP28 ports handle higher-bandwidth nodes or aggregation links. Two QSFP28 uplinks preserve an option for a substantially faster backbone.
Congestion Control for Loss-Sensitive Traffic
Priority Flow Control and Explicit Congestion Notification help reduce packet loss when high-speed links become congested. These features make the switch more relevant to storage fabrics, AI traffic, and other workloads where retransmissions can undermine performance.
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2. TRENDnet TEG-S50284 – Best Budget Multi-Gig Choice
TRENDnet TEG-S50284
Twenty-four 2.5G ports
Four 10G SFP+ ports
120Gbps switching capacity
One-rack metal housing
The TRENDnet TEG-S50284 is a value-oriented multi-gigabit switch rather than a true 25GbE SFP28 model. It offers twenty-four 2.5GbE RJ45 ports and four 10G SFP+ ports, making it useful when many workstations, access points, or compact servers need more than gigabit throughput. Its 4.8 rating is strong among the products with supplied customer feedback.
Pros
- Broad 2.5GbE access layer
- Useful 10G fiber uplinks
- Smart fan adjustment
- Lifetime manufacturer protection
Cons
- No native 25GbE ports
- Limited management feature set
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The twenty-four copper ports can operate at 10 Mbps, 100 Mbps, 1 Gbps, or 2.5 Gbps over Cat5e or better wiring, which simplifies gradual upgrades. Four SFP+ uplinks add fiber capability without forcing the entire access layer onto new cabling. IEEE 802.1Q VLAN pass-through provides useful segmentation for a small office, studio, or branch network.
It does not provide the requested 25GbE SFP28 tier, so it should not be selected for 25G servers or a 25G backbone. The supplied information also points to a more limited management feature set than the fully managed data-center choices. Smart fans adjust to cooling needs, while the included one-rack metal housing and mounting kit simplify deployment.
For buyers building a broad 2.5GbE access layer with 10G uplinks, this is the budget-focused option in the group. It is less appropriate when the defining requirement is specifically 25GbE over SFP28. Treat it as a migration platform rather than a full 25G solution.
A Practical Path to Multi-Gigabit Access
Existing Cat5e or better cabling can support the switch's 2.5GbE copper ports. That makes it practical to improve wireless access, creative workstations, and storage appliances incrementally instead of replacing every edge connection.
Fiber Ready at the Distribution Layer
Four 10G SFP+ ports provide dedicated uplink options for a core switch, NAS, or server room. VLAN pass-through supports separation of voice, guest, management, and data traffic without overcomplicating a smaller deployment.
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3. Cisco Nexus 92160YC-X – Best Large 25G Port Density
Cisco Nexus 92160YC-X
Forty-eight 25G SFP28 ports
Six QSFP28 uplink ports
Dual AC power
Refreshed enterprise hardware
The renewed Cisco Nexus N9K-C92160YC-X is built around forty-eight 25GbE SFP28 ports and six QSFP+ or QSFP28 uplink positions. Its port density makes it compelling for data-center server farms, storage clusters, and virtualization environments where many hosts need dedicated 25G connections. Dual AC power is also useful in installations designed around redundant power feeds.
Pros
- High 25GbE server density
- Multiple high-speed uplink positions
- Dual AC power configuration
- Enterprise Nexus platform
Cons
- Renewed accessory uncertainty
- No supplied customer rating
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The physical design is clearly aimed at top-of-rack use rather than a small office. Buyers benefit from a large number of optical server connections while retaining flexible uplink choices. Its Cisco Nexus pedigree may also appeal to organizations that already maintain enterprise switching procedures, software workflows, and support channels.
Because this is a renewed product, condition and included accessories require careful review. The listing says it was professionally inspected, tested, and cleaned by Amazon-qualified vendors, but accessories may not be original and the box may be generic. No customer rating is supplied, so buyers have less visible performance feedback than with several alternatives.
Choose this switch when the core requirement is maximum 25GbE port density in an enterprise rack. Confirm software release support, transceiver compatibility, licensing expectations, and the exact included components before ordering. Its physical scale makes it less appropriate for compact offices or home labs.
Server-First 25GbE Density
Forty-eight dedicated 25GbE SFP28 positions remove much of the port-sharing pressure found on smaller aggregation switches. This density suits rack-scale virtualization, storage, and high-performance computing environments.
Redundant Power and Uplink Flexibility
Dual AC power improves installation flexibility, while six QSFP+ or QSFP28 positions provide paths to faster core switches or distributed spine-and-leaf fabrics. Validate redundancy support for the exact software configuration in use.
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4. MikroTik CRS520-4XS-16XQ-RM – Best Mixed-Speed Enterprise Choice
MikroTik CRS520-4XS-16XQ-RM
Twenty-eight SFP28 ports
Four 25G SFP28 ports
Sixteen 100G WSFP28 ports
Quad-core 2GHz processor
The MikroTik CRS520-4XS-16XQ-RM combines four explicit 25GbE SFP28 ports, a broader set of SFP28 connections, sixteen 100GbE WSFP28 positions, and two 2.5GbE ports. The result is an unusually flexible optical platform capable of connecting access hosts, servers, and 100G uplinks within the same rack.
Pros
- Extensive optical port selection
- High-speed 100G breakout options
- Powerful quad-core processor
- Four gigabytes DDR4 memory
Cons
- Complex mixed-speed port layout
- Requires careful transceiver planning
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Processing is a major strength. The supplied specifications identify a quad-core ARM CPU running at 2 GHz and 4 GB of DDR4 RAM, giving the switch considerably more headroom for routing, filtering, bridging, and complex configurations. The 4.6 customer rating indicates generally favorable reception, although it does not replace workload-specific evaluation.
The hardware is less approachable than a basic multi-gig switch. Port types, breakout cables, transceiver compatibility, and RouterOS configuration all demand planning. WSFP28 is not the same physical arrangement as every QSFP28 implementation, so buyers should not assume all high-speed modules are interchangeable.
This is a compelling choice for administrators who want one high-performance platform spanning 25G and 100G. It is particularly suitable for sophisticated labs, research environments, storage fabrics, and data-center test beds. Choose it when flexible optics and processing power matter more than a simple plug-and-play management experience.
One Platform Across 25G and 100G
The mix of 25G SFP28 and 100G WSFP28 connections lets administrators create a more continuous bandwidth ladder. That reduces the need for separate devices when a rack must support heterogeneous server generations.
Processing Headroom for Complex Policy
A 2 GHz quad-core processor and 4 GB of memory support more demanding switching and routing workloads. The hardware should appeal to users who regularly manage firewall rules, VLANs, tunnels, and monitoring on the device.
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5. UniF Switch Pro Aggregation – Best Managed 25G Platform
UniF Switch Pro Aggregation
Four 25G SFP28 ports
Twenty-eight 10G SFP+ ports
760Gbps switching capacity
Layer 3 managed switching
The UniFi Switch Pro Aggregation is a fully managed Layer 3 platform with twenty-eight 10G SFP+ ports and four 25G SFP28 ports. It offers a very clean combination of high-capacity optical access and explicit 25GbE connectivity. Its 760 Gbps switching capacity, 380 Gbps non-blocking throughput, and 565.44 Mpps forwarding rate support demanding aggregation environments.
Pros
- Broad 10G optical access
- Clear 760Gbps capacity
- Touchscreen status display
- Remote UniFi management
Cons
- Only four 25G ports
- Mixed-speed SFP28 limitation
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Management is one of its main advantages. The 1.3-inch LCM color touchscreen presents system and connection information directly on the switch, while the UniFi Network web application and mobile app allow remote configuration. Layer 3 switching features make it suitable for routed segmentation rather than only basic L2 bridging.
The important limitation concerns the four SFP28 ports. They do not support mixed speeds while operating at 25 Gbps; configuring one to 25 Gbps limits the others to 25 Gbps as well. Mixed-speed operation is available only when all four run at 1 Gbps or 10 Gbps. No customer rating is supplied for this model.
This is the best managed option for organizations already invested in UniFi or seeking a centralized, approachable interface. Choose it for distributed offices, studios, branch networks, and aggregation racks needing several 10G links plus a smaller number of 25G connections. Confirm transceiver and speed-mode requirements before purchase.
Aggregation Without Oversubscription
Twenty-eight 10G ports and four 25G ports provide a useful balance of access and uplink connections. The stated 760 Gbps switching capacity offers ample headroom for storage, virtualization, and campus aggregation traffic.
Management That Scales with the Network
Centralized UniFi management is particularly helpful for distributed deployments. The local touchscreen gives rack technicians a quick view of important status information without requiring a full console session.
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6. Dell PowerSwitch N3224P-ON – Best PoE-Integrated 25G Option
Dell PowerSwitch N3224P-ON
Four 25G SFP28 ports
Two 100G QSFP28 ports
PoE++ access connectivity
Layer-three managed design
The Dell EMC PowerSwitch N3224P-ON stands apart because it combines PoE++ access connectivity with four 25GbE SFP28 ports and two 100GbE QSFP28 ports. Its listed power consumption of 944 W is unusually high and deserves scrutiny, but the architecture can be valuable in installations that need network and endpoint power delivery in a single rack-mounted platform.
Pros
- PoE and 25G in one chassis
- Dual 100G uplink positions
- Modular managed platform
- One-rack rack-mount design
Cons
- Unusual listed power consumption
- Limited supplied feature detail
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The switch supports managed and Layer 3 operation and is described as modular, rack-mountable, and one rack unit high. Twenty-one total ports are indicated in the supplied summary, combining multi-gig copper access with high-speed optical connectivity. This makes it relevant to campus edge, enterprise access, and data-center designs where powered devices sit near demanding network equipment.
The supplied information is sparse compared with several other entries, and no customer rating is provided. The unusual 944 W figure may relate to configuration, power supplies, PoE capacity, or a listing characteristic, so buyers should verify the exact power requirements and included components. Software, transceiver, and licensing details also need confirmation.
Choose this model when PoE++ and 25GbE must coexist in a compact managed footprint. It is less suitable for buyers who need comprehensive feature documentation before purchase. For critical deployments, confirm thermal design, power capacity, current firmware support, and the precise module configuration with the seller.
Power and High-Speed Data Together
PoE++ access simplifies deployments involving powered cameras, phones, access points, or other edge devices. Combining that capability with SFP28 connections reduces the number of rack devices required.
A Route Toward 100G
Two QSFP28 ports create a high-capacity path toward a faster core or distribution layer. They are useful for future expansion even when current traffic is concentrated on fewer 25G server links.
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7. TRENDnet TEG-3284WS – Best Web-Managed Multi-Gig Alternative
TRENDnet TEG-3284WS
Twenty-four 2.5G ports
Four 10G SFP+ ports
Web smart management
Cloud remote management
The TRENDnet TEG-3284WS is a web-smart version of the multi-gig category, offering twenty-four 2.5GbE RJ45 ports and four 10G SFP+ ports. It supports speeds from 10 Mbps through 2.5 Gbps on copper, while the optical uplinks can operate at 1 Gbps or 10 Gbps. That makes it a flexible access switch for offices, studios, and small enterprise networks.
Pros
- Remote cloud management option
- Broad multi-gig copper access
- Useful monitoring feature set
- Rack-mountable enterprise format
Cons
- No native 25GbE ports
- Cloud service may add fees
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Its management feature set is more capable than a basic unmanaged switch. The web GUI supports access control lists, VLANs, IGMP snooping, QoS, RMON, SNMP traps, and syslog. TRENDnet also offers remote cloud management, though the product information states that an additional fee may apply. Lifetime manufacturer protection and compliance information add confidence for eligible deployments.
The 3.4 rating indicates a more mixed customer response than the other TRENDnet model. More importantly, the switch does not meet the core 25GbE SFP28 requirement. It should be considered when 2.5G access and 10G uplinks are sufficient, not when servers or storage appliances need 25G links.
Buy it for a managed multi-gigabit edge layer that can be configured through a browser and monitored remotely. If the project explicitly needs 25G SFP28, prioritize a dedicated 25G platform instead. Review cloud-service terms, management licensing, and transceiver requirements before deployment.
Useful Control for Growing Networks
VLANs, ACLs, IGMP snooping, QoS, and syslog provide the fundamentals for segmenting users, prioritizing traffic, and troubleshooting a multi-gigabit edge network. The browser-based interface reduces the learning curve.
Remote Operations with Cost Awareness
Cloud access can make a dispersed switch easier to monitor and diagnose. Because the listing notes that an additional fee may apply, administrators should determine how the service fits into their operating budget.
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8. MikroTik CRS518-16XS-2XQ-RM – Best Compact Routing Switch
MikroTik CRS518-16XS-2XQ-RM
Sixteen SFP+ ports
Two QSFP28 ports
650MHz processing
Sixty-four megabyte memory
The MikroTik CRS518-16XS-2XQ-RM is positioned as a cloud router switch with sixteen SFP+ ports, two QSFP28 positions, a 650 MHz processor, and 64 MB of memory. It combines access switching and routing in a rack-oriented platform, making it useful for distributed networks that need optical ports without deploying separate management systems.
Pros
- High-speed QSFP28 uplink positions
- Useful routing-switch combination
- Sixteen optical access ports
- Positive customer rating
Cons
- Limited detailed specifications
- No explicit 25G port count
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Its 4.5 rating suggests generally positive customer sentiment. The QSFP28 connections can provide a path to higher-speed distribution infrastructure, while the SFP+ ports are suited to server, storage, and access aggregation. The combination may appeal to buyers already comfortable with MikroTik RouterOS and its routing capabilities.
The supplied product data is unusually limited, including no clear listing of native 25GbE SFP28 access ports. That makes this a less transparent choice for buyers whose primary requirement is a specific 25G server-port count. Hardware revisions, port behavior, supported transceiver types, and maximum link speeds should all be verified.
This model is best considered for compact managed routing or a mixed optical topology, especially where a pair of QSFP28 uplinks is more valuable than numerous 25G access ports. It is not the strongest recommendation for a dedicated 25GbE server fabric. Prospective buyers should obtain the current product datasheet and confirm every port's supported rate.
Routing and Switching in One Platform
Combining router functions with optical switching can simplify branch and campus designs. It is useful where a dedicated routing appliance would add another device, another management plane, and another power connection.
A Path to Higher-Speed Cores
Two QSFP28 uplink positions offer a bridge toward faster distribution layers. Their practical value depends on the exact supported speeds, breakout configurations, and optics, which should be checked before purchase.
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9. Cisco Nexus 93180YC-EX – Best Data-Center Performance
Cisco Nexus 93180YC-EX
Forty-eight 25G SFP+ ports
Six 100G QSFP28 ports
3.6Tbps switching capacity
Sub-microsecond switching latency
The renewed Cisco Nexus N9K-C93180YC-EX is the most data-center-oriented product in the list, with forty-eight fixed 10/25-Gbps SFP+ ports, six fixed 100-Gbps QSFP28 ports, and a stated 3.6 Tbps switching capacity. It targets large-scale virtualization, high-performance computing, and big-data processing environments where port density and fabric capability are more important than a small footprint.
Pros
- Excellent forty-eight-port density
- Six native 100G uplinks
- Advanced VXLAN and ACI support
- Hot-swappable redundancy components
Cons
- Renewed hardware status
- Possible listing specification errors
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The switch supports a cut-through architecture with listed latency below one microsecond. VXLAN support facilitates network virtualization, while Cisco ACI and NX-OS provide automation, monitoring, and administrative workflows familiar to enterprise data-center teams. Hot-swappable power supplies and fans, redundant power options, and a modular design support high-availability goals.
It is a renewed product, so buyers should account for potential cosmetic wear, accessory differences, and the fact that manufacturer support terms may differ from new equipment. The supplied listing also calls the 25G ports SFP+, even though 25GbE conventionally uses SFP28; this naming inconsistency should be verified with the seller. One forwarding-rate figure also appears inconsistent.
Despite those caveats, it is the premium recommendation for organizations that need a large, deeply capable data-center fabric and are comfortable with renewed enterprise hardware. Confirm the exact hardware revision, port labels, software support, optic compatibility, license state, power supplies, and return terms before deploying it.
A Large-Scale Spine-and-Leaf Building Block
Forty-eight 25G server ports and six 100G spine connections provide the port profile needed for modern rack-scale fabrics. The switching capacity supports environments where several high-bandwidth paths operate simultaneously.
Enterprise Automation and Availability
ACI, NX-OS, and VXLAN support offer mature tools for operating segmented or virtualized networks. Hot-swappable power and fan components improve maintainability and support continuous operation in carefully designed installations.
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10. D-Link DGS-1210-28 – Best Quiet Gigabit Access Switch
D-Link DGS-1210-28
Twenty-four Gigabit ports
Four Gigabit SFP ports
Layer 2+ smart management
Fanless rack-mount housing
The D-Link DGS-1210-28 is a smart-managed Gigabit access switch with twenty-four RJ45 ports and four SFP combo ports. It is not a 25GbE SFP28 product, but it is a useful baseline comparison for buyers whose real requirement is affordable, quiet management of conventional office, surveillance, or small-business networks.
Pros
- Quiet fanless operation
- Useful Layer 2+ feature set
- ONVIF surveillance support
- Long-term manufacturer warranty
Cons
- No 25GbE SFP28 support
- Only gigabit uplink speeds
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Its Layer 2+ toolset includes bandwidth control, QoS, VLANs, port mirroring, link aggregation, spanning tree, IGMP snooping, and static routing. Security features include ACLs, 802.1X with RADIUS, ARP spoofing prevention, and D-Link Safeguard Engine. ONVIF support automatically detects compatible surveillance devices and helps optimize related video traffic.
The fanless chassis is a meaningful advantage in quiet offices, studios, and home workspaces, while IEEE 802.3az support reduces energy use. The 4.4 rating indicates reasonably positive customer reception. However, the gigabit-only ports make it unsuitable for modern 25G server, NAS, or aggregation requirements.
Choose it when you need a dependable managed access layer without 25G performance or enterprise switch depth. It works well for endpoint access, IP cameras, and conventional copper networks. If the project name includes 25GbE, move up to one of the dedicated SFP28 models rather than choosing this switch.
Quiet Management for Access Networks
The fanless design eliminates fan noise and reduces moving parts in offices and studios. Its compact set of Layer 2+ features is sufficient for segmentation, monitoring, and basic traffic control in smaller networks.
Purpose-Built Surveillance Features
Automatic ONVIF device detection and optimized video traffic make the switch practical for IP camera deployments. VLANs, IGMP snooping, and QoS can further improve the organization of surveillance traffic.
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Buying Guide – How to Choose the Best 25GbE Switches with SFP28 Ports
Choosing a 25GbE switch requires matching real bandwidth needs to the correct port type, management platform, cabling, transceivers, and aggregation role. The most important distinction is that a product marketed around multi-gigabit or SFP+ may not provide native 25GbE SFP28 connectivity.
Confirm Native 25GbE SFP28 Support
In short, count actual 25G server ports rather than inferring performance from the switch's overall bandwidth or model family.
Match Port Count to Server Density
Choose enough 25G ports for current workloads, then use faster uplinks for future expansion rather than buying unused access ports prematurely.
Evaluate Higher-Speed Uplinks
Prioritize a clear 100G upgrade path when multiple 25G ports will operate simultaneously, but match the uplink to realistic traffic rather than selecting by headline capacity alone.
Choose the Appropriate Management Model
Select rich management for complex routed fabrics, but avoid paying for complexity that a small network will not use.
Account for Congestion and Traffic Sensitivity
For loss-sensitive workloads, verify congestion-control support before buying; a faster port cannot compensate for an unsuitable queueing design.
Validate Cabling and Transceiver Compatibility
Verify media compatibility with the switch manufacturer and test a representative cable or optic before rolling out the entire topology.
Assess Rack Form and Power Requirements
Match chassis size, airflow, noise, and power design to the rack rather than comparing port counts alone.
Review Support and Refreshed Hardware
For refreshed gear, ask for exact condition and component details rather than assuming it matches a new unit.
How to Use and Care for Your 25GbE Switches with SFP28 Ports
Begin with a written port map that separates server access, storage connections, inter-switch uplinks, management, and out-of-band networking. Match each device to the correct speed and media type, then verify that the switch firmware supports every required feature. Configure VLANs, routing, QoS, and monitoring before moving production traffic onto the new platform.
Install the switch in a cool, ventilated rack with the appropriate airflow direction and unobstructed cable space. Keep compatible transceivers protected in their original packaging until they are needed, inspect connectors before insertion, and avoid forcing modules into cages. Label every port and cable so later troubleshooting and expansion remain straightforward.
After deployment, test representative links rather than relying only on link lights. Monitor port errors, temperature, utilization, packet loss, and management alerts, and keep the firmware and configuration backed up. Replace or clean transceivers if errors rise, and schedule periodic checks of cooling, power redundancy, cabling strain, and optical link margins.
Frequently Asked Questions
What is the difference between 25GbE SFP28 and 10GbE SFP+ switches?
A native 25GbE SFP28 port can operate at 25 Gbps using compatible SFP28 media, while a 10GbE SFP+ port is designed for 10 Gbps links. A switch with only SFP+ ports may still aggregate substantial traffic, but it cannot provide dedicated 25G server connections. Always confirm the supported speed and transceiver type for every port.
Can I use 10GbE devices on a 25GbE switch?
Often, yes, because many modern SFP28 ports also support 10G and 1G operation. Compatibility depends on the switch and its port-mode rules. The UniFi Switch Pro Aggregation has an explicit limitation: once one SFP28 port is configured for 25 Gbps, the other SFP28 ports are also limited to 25 Gbps. Review the product documentation before mixing speeds.
Do I need 100GbE uplinks for a 25GbE switch?
A 100GbE uplink is not mandatory, but it can prevent congestion when multiple 25G server ports feed the same core. It also provides a useful expansion path for storage and AI workloads. If only one or two 25G devices will operate at full speed, a suitably sized 25G or 40G uplink may be sufficient.
Are all SFP28 transceivers interchangeable?
No. SFP28 modules can differ in optical wavelength, reach, connector, power consumption, and supported link distance. The switch and transceiver also need to support the same encoding and speed. Check the manufacturer's compatibility list and confirm whether the module is 25G SFP28, 10G SFP+, or a related form factor.
Which switch is best for a small home lab?
A home lab with only a few 25G devices may prefer the four-port SFP28 options because they are less physically demanding than forty-eight-port enterprise systems. Management preference, available power, transceiver cost, and rack space also matter. A multi-gig switch is more practical if the lab's actual devices operate at 2.5G or 10G.
What features matter for NAS and storage networks?
Port speed is only one part of storage performance. Look for reliable SFP28 support, appropriate QoS, congestion controls, and enough switching capacity for simultaneous transfers. PFC and ECN can matter for specialized loss-sensitive fabrics, while VLANs and port monitoring help isolate management and storage traffic.
Should I buy renewed enterprise switches for a production network?
Renewed equipment can be suitable when the hardware revision, condition, software support, power supplies, and warranty are appropriate for the risk level. It requires more careful documentation and planning than a new purchase. Critical production deployments should include clear return terms, spare parts, and an understanding of support limitations.
What is the difference between managed, Layer 3, and web-smart switching?
Unmanaged switches mainly provide basic connectivity, while smart and managed switches add features such as VLANs, QoS, monitoring, and link controls. Layer 3 switches additionally support routing between subnets. The best choice is the least complicated platform that reliably supports your segmentation, traffic, automation, and monitoring requirements.
Final Thoughts on Choosing the Best 25GbE Switches with SFP28 Ports
The QNAP QSW-M7230-2X4F24T-US is the most balanced overall choice because it combines four 25G SFP28 ports, twenty-four 10G copper ports, two 100G uplinks, and congestion-aware features. The UniFi Switch Pro Aggregation stands out for centralized managed access, while the renewed Cisco Nexus 93180YC-EX delivers the strongest large-scale data-center platform.
Prioritize actual 25G port count, transceiver compatibility, management requirements, and uplink capacity rather than selecting on switching speed alone. The MikroTik CRS520 offers rich mixed-speed optics, the Dell combines PoE with high-speed links, and the TRENDnet models serve as 2.5G and 10G access alternatives. The Cisco 92160YC-X and D-Link model clarify how port density and management style can matter independently of a headline bandwidth figure.
Check current product listings, pricing, availability, warranty terms, and accessory contents before ordering. Switch specifications can vary between hardware revisions, and renewed systems require especially careful confirmation. With the correct media and software support, the right 25GbE SFP28 switch can provide a strong foundation for storage, virtualization, AI, and high-bandwidth enterprise networks.